The probability that a randomly selected anthropology major received a starting salary offer less than $38,000 is The probability that a randomly selected anthropology major received a starting salary offer between $38,000 and $41,950 is (Hint: The standard normal distribution is perfectly symmetrical about the mean, the area under the curve to the left (and right) of the mean is 0.5. Therefore, the area under the curve between the mean and a z-score is computed by subtracting the area to the left (or right) of the z-score from 0.5.) What percentage of anthropology majors received a starting offer between $32,000 and $38,000? O69.37% O 0.94% O 30.63% O 99.06% Twenty percent of anthropology majors were offered a starting salary greater than

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.4: Distributions Of Data
Problem 22PFA
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I'm having difficulty with these question.If someone could provide guidance, it would be a huge help.
Assume that X, the starting salary offer for anthropology majors, is normally distributed with a mean of $39,269 and a standard deviation of $2,550.
Use the following Distributions tool to help you answer the questions. (Note: To begin, click on the button in the lower left hand corner of the tool that
displays the distribution and a single orange line.)
Standard Normal Distribution
Mean=0.0
Standard Deviation = 1.0
-1
.5000
.5000
0
0.0000
A-Z
Transcribed Image Text:Assume that X, the starting salary offer for anthropology majors, is normally distributed with a mean of $39,269 and a standard deviation of $2,550. Use the following Distributions tool to help you answer the questions. (Note: To begin, click on the button in the lower left hand corner of the tool that displays the distribution and a single orange line.) Standard Normal Distribution Mean=0.0 Standard Deviation = 1.0 -1 .5000 .5000 0 0.0000 A-Z
3
The probability that a randomly selected anthropology major received a starting salary offer less than $38,000 is
The probability that a randomly selected anthropology major received a starting salary offer between $38,000 and $41,950 is
(Hint: The standard normal distribution is perfectly symmetrical about the mean, the area under the curve to the left (and right) of the mean is 0.5.
Therefore, the area under the curve between the mean and a z-score is computed by subtracting the area to the left (or right) of the z-score from
0.5.)
What percentage of anthropology majors received a starting offer between $32,000 and $38,000?
O69.37%
O 0.94%
O 30.63%
O 99.06%
Twenty percent of anthropology majors were offered a starting salary greater than.
Transcribed Image Text:3 The probability that a randomly selected anthropology major received a starting salary offer less than $38,000 is The probability that a randomly selected anthropology major received a starting salary offer between $38,000 and $41,950 is (Hint: The standard normal distribution is perfectly symmetrical about the mean, the area under the curve to the left (and right) of the mean is 0.5. Therefore, the area under the curve between the mean and a z-score is computed by subtracting the area to the left (or right) of the z-score from 0.5.) What percentage of anthropology majors received a starting offer between $32,000 and $38,000? O69.37% O 0.94% O 30.63% O 99.06% Twenty percent of anthropology majors were offered a starting salary greater than.
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